Trigger portion of a handheld carbonation device



FIG. 1 is a front perspective view of a part of the trigger portion of a handheld carbonation device in our new design:

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a rear view thereof.

The broken lines in the drawings are included for the purpose of illustration and form no part of the claimed design. 

The ornamental design for trigger portion of a handheld carbonation device, as shown and described. 